Finding the Fourth Proportional to 4,911,233.96, 6,777,400.74 and 2,735,774.12
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Solution
The fourth proportional to 4,911,233.96, 6,777,400.74 and 2,735,774.12 is: 3,775,311.40
Step by Step Solution
- Step 1: Write the proportion equation
4,911,233.96 : 6,777,400.74 = 2,735,774.12 : x - Step 2: Convert to fraction form
4,911,233.96/6,777,400.74 = 2,735,774.12/x - Step 3: Cross multiply
4,911,233.96x = 6,777,400.74 × 2,735,774.12 - Step 4: Simplify right side
4,911,233.96x = 18,541,437,545,360.85 - Step 5: Solve for x
x = 18,541,437,545,360.85/4,911,233.96 - Step 6: Final answer
x = 3,775,311.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.